There are the books you read, and then there are the books that change your life. We can all look back on the books that have shaped our perspective on politics, religion, money, and love. Some will even become a source of inspiration for the rest of your life. From a seemingly infinite list of books of anecdotal or literal merit, we have narrowed down the top 100 books that have shaped the lives of individual men while also helping define broader cultural ideas of what it means to be a man.